139 lines
4.6 KiB
JavaScript
139 lines
4.6 KiB
JavaScript
/*
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* © Copyright 2016 Cray Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function () {
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'use strict';
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angular
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.module('horizon.dashboard.admin.ironic')
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.service('horizon.dashboard.admin.ironic.node-state-transition.service',
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nodeStateTransitionService);
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nodeStateTransitionService.$inject = [];
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/**
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* @description Utility service for working with the node state machine
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* @return {void}
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*/
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function nodeStateTransitionService() {
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// Dictionary of NodeState objects indexed by state name
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var states = {};
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// Create node state objects
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angular.forEach(['enroll',
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'manageable',
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'active',
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'available',
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'adopt failed',
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'clean failed',
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'inspect failed',
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'clean wait',
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'deploy failed',
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'error'],
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function(state) {
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states[state] = new NodeState(state);
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});
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// Add state transitions
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states.enroll.addTransition('manageable', 'manage');
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states.manageable.addTransition('active', 'adopt');
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states.manageable.addTransition('available', 'provide');
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states.manageable.addTransition('manageable',
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'inspect',
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gettext('Inspect'));
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states.manageable.addTransition('manageable',
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'clean',
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gettext('Clean'));
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states.active.addTransition('available', 'deleted');
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states.available.addTransition('active', 'active');
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states.available.addTransition('manageable', 'manage');
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states['adopt failed'].addTransition('manageable', 'manage');
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states['adopt failed'].addTransition('active', 'adopt');
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states['inspect failed'].addTransition('manageable', 'manage');
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states['clean wait'].addTransition('clean failed',
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'abort',
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gettext('Abort cleaning'));
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states['clean failed'].addTransition('manageable', 'manage');
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states['deploy failed'].addTransition('active', 'active');
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states['deploy failed'].addTransition('manageable', 'deleted');
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states.error.addTransition('active', 'rebuild');
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states.error.addTransition('manageable', 'deleted');
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/**
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* @description Class constructor for NodeState object.
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* A NodeState maintains a set of transitions to other states.
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*
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* @param {name} name – Name of state
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* @return {void}
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*/
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function NodeState(name) {
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this.name = name;
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this.transitions = {};
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/**
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* @description Add a transition to a specified target state.
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*
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* @param {string} target – Name of target state
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* @param {string} verb – Verb used to accomplish transition
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* @param {string} label – Description of the transition. Optional.
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* @return {void}
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*/
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this.addTransition = function(target, verb, label) {
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this.transitions[verb] =
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{source: this.name,
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target: target,
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verb: verb,
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label: angular.isDefined(label)
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? label : gettext("Move to") + " " + target};
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};
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/**
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* @description Get the transition object associated with a
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* specified target state.
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*
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* @param {string} targetState – Name of target state
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* @return {object} Transition object. A value of null
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* is returned if a transition does not exist.
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*/
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this.getTransition = function(targetState) {
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return this.transitions.hasOwnProperty(targetState)
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? this.transitions[targetState] : null;
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};
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}
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this.getTransitions = function(sourceState) {
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var transitions = [];
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if (states.hasOwnProperty(sourceState)) {
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angular.forEach(states[sourceState].transitions,
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function(transition) {
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transitions.push(transition);
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});
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}
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return transitions;
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};
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}
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}());
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